What Would Be the Most Confusing Thing to Say to a 5-Year-Old

What would be the most confusing thing to say to a 5-year-old whose mother just died?

A) "Your mommy will not be around to play with you anymore."
B) "Your mommy didn't die because a monster got her. People sometimes die when they get very sick."
C) "Your mommy has gone away to a better place."
D) "We are going to have to bury your mommy just like we had to bury your hamster when she died."